Q: What is the negative version of the number 21,561,719?
A: -21,561,719
Negative numbers are usually written with - in front of them. They represent a number that is less than zero.
Here are more examples of negative numbers in sequence:
| 21,561,717 | 21,561,718 | 21,561,720 | 21,561,721 |
| -21,561,717 | -21,561,718 | -21,561,720 | -21,561,721 |